import Vue from 'vue'
import Router from 'vue-router'
import defaultSettings from '@/settings'
Vue.use(Router)

// 解决报错
const originalPush = Router.prototype.push
const originalReplace = Router.prototype.replace
// push
Router.prototype.push = function push(location, onResolve, onReject) {
  if (onResolve || onReject) return originalPush.call(this, location, onResolve, onReject)
  return originalPush.call(this, location).catch((err) => err)
}
// replace
Router.prototype.replace = function push(location, onResolve, onReject) {
  if (onResolve || onReject) return originalReplace.call(this, location, onResolve, onReject)
  return originalReplace.call(this, location).catch((err) => err)
}

import store from '@/store'
const _import = require('@/router/_import_' + process.env.NODE_ENV) // 获取组件的方法

/* Layout */
import Layout from '@/layout'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/login',
    // component: (resolve) => require(['@/views/login/index'], resolve),
    component: () => import('@/views/login/index'),
    hidden: true
  },
  {
    path: '/redirect',
    component: Layout,
    hidden: true,
    children: [
      {
        path: '/redirect/:path(.*)',
        component: () => import('@/views/redirect/index')
      }
    ]
  },
  {
    path: '/navigationPage',
    name: 'navigationPage',
    component: Layout,
    children: [
      {
        path: 'index',
        name: 'navigationPageIndex',
        component: () => import('@/views/navigation-page/index'),
        meta: { breadcrumb: false }
      }
    ],
    hidden: true
  },
  {
    path: '/',
    component: Layout,
    redirect:
      (defaultSettings.isWPF && !defaultSettings.isOnlineWpf) || defaultSettings.isCEF
        ? '/project-management/project-setting'
        : '/dashboard/index'
  },
  // {
  //   path: '/',
  //   component: Layout,
  //   redirect: '/dashboard',
  //   children: [
  //     {
  //       path: 'dashboard',
  //       name: 'Dashboard',
  //       component: () => import('@/views/dashboard/index'),
  //       meta: { title: '首页', icon: 'dashboard', affix: true, noCache: true }
  //     }
  //   ]
  // },
  // {
  //   path: '/',
  //   component: Layout,
  //   redirect: '/dashboard',
  //   children: [
  //     {
  //       path: 'dashboard',
  //       name: 'Dashboard',
  //       component: () => import('@/views/dashboard/index'),
  //       meta: { title: '首页', icon: 'dashboard', affix: true, noCache: true }
  //     }
  //   ]
  // },
  // {
  //   path: '/project-list',
  //   component: Layout,
  //   redirect: '/project-list/index',
  //   children: [
  //     {
  //       path: '/project-list',
  //       name: '项目列表',
  //       component: () => import('@/views/project-list/index'),
  //       meta: { title: '项目列表', icon: 'dashboard', affix: true, noCache: true }
  //     }
  //   ]
  // },
  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  }
]
export const initConstantRoutes = constantRoutes.map((item) => item)
export const asyncRoutes = [
  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
]
const createRouter = () =>
  new Router({
    // mode: 'history', // require service support
    scrollBehavior: () => ({ y: 0 }),
    routes: constantRoutes
  })

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  // console.log('cleans')
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
  window.location.reload()
  window.localStorage.removeItem('dpagmRouter')
}

export function resetRouterMenu() {
  // window.localStorage.removeItem('dpagmRouter')
  // store.dispatch('user/getInfo')
}

export function updateRouter(menus) {
  router.matcher = new Router({
    // mode: 'history', // require service support
    scrollBehavior: () => ({ y: 0 }),
    routes: initConstantRoutes
      .concat([{ path: '*', redirect: '/404', hidden: true }])
      .concat(filterAsyncRouter(menus))
  }).matcher
  window.localStorage.removeItem('dpagmRouter')
  store.dispatch('tagsView/delAllViews')
  router.push('/')
}

function filterAsyncRouter(asyncRouterMap) {
  // 遍历后台传来的路由字符串，转换为组件对象
  const accessedRouters = asyncRouterMap.filter((route) => {
    if (route.component) {
      if (route.component === 'Layout') {
        // Layout组件特殊处理
        route.component = Layout
      } else {
        route.component = _import(route.component)
      }
    }
    if (route.children && route.children.length) {
      route.children = filterAsyncRouter(route.children)
    }
    return true
  })

  return accessedRouters
}
export default router
